The diagram illustrates the demand for a product that has only three purchasers, Freeman, Hardy and Willis. The table gives the demand from two of the three purchasers. Which statement about the product demand from Willis is correct?
- AIt has unitary price elasticity of demand.
- BIt is a downward sloping straight line demand curve.
- CIt is a perfectly elastic demand curve.
- DIt is a perfectly inelastic demand curve.